bus
1 Americannoun
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a large motor vehicle, having a long body, equipped with seats or benches for passengers, usually operating as part of a scheduled service; omnibus.
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(formerly) a similar horse-drawn vehicle.
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a passenger automobile or airplane used in a manner resembling that of a bus.
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any vehicle operated to transport children to school.
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a low, movable filing cabinet.
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Also called busbar. Also called bus bar,. Electricity. a heavy conductor, often made of copper in the shape of a bar, used to collect, carry, and distribute powerful electric currents, as those produced by generators.
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Computers. a circuit that connects the CPU with other devices in a computer.
verb (used with object)
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to convey or transport by bus.
to bus the tourists to another hotel.
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to transport (pupils) to school by bus, especially as a means of achieving socioeconomic or racial diversity among students in a public school.
verb (used without object)
idioms
verb (used with or without object)
abbreviation
noun
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Sometimes called: motorbus. More formal name: omnibus. a large motor vehicle designed to carry passengers between stopping places along a regular route
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short for trolleybus
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(modifier) of or relating to a bus or buses
a bus driver
a bus station
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informal a car or aircraft, esp one that is old and shaky
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electronics computing short for busbar
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the part of a MIRV missile payload containing the re-entry vehicles and guidance and thrust devices
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astronautics a platform in a space vehicle used for various experiments and processes
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to miss an opportunity; be too late
verb
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to travel or transport by bus
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to transport (children) by bus from one area to a school in another in order to create racially integrated classes
Etymology
Origin of bus1
First recorded in 1825–35; short for omnibus; bus 1 def. 6 short for omnibus bar
Origin of bus2
First recorded in 1830–40; back formation from busboy
Explanation
A bus is a long vehicle with many seats. An elementary school student might save a seat on the school bus each morning for her best friend. A city bus carries far more passengers than a private car, which makes it an efficient form of transportation. When bus is used as a verb, it means to transport by bus, sometimes in an effort to desegregate a school district: "The city will bus students from this neighborhood to the other side of town." It also means "to clear a table" in restaurant lingo, which is often done by a "bus boy" or a "busser."
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Sparrows in New Zealand flap their wings near automatic-door sensors at bus stations, then sweep inside to feast.
From The Wall Street Journal • May 22, 2026
Targeted positions include gardeners, bus supervisors and other transportation workers.
From Los Angeles Times • May 22, 2026
Rachel Reeves announced a cut in VAT at some attractions, also including zoos and museums, over the summer, and a free bus scheme for under-16s in England in August.
From BBC • May 21, 2026
Full-price bus tickets from Grand Central Terminal or the Port Authority bus terminal in New York to MetLife Stadium were recently reduced to $20 from $80 after fan outcry over the inflated prices.
From MarketWatch • May 21, 2026
“My uncle’s coming in four days,” Jeff said on the bus first thing Tuesday morning.
From "Firegirl" by Tony Abbott
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.